Pipa u'amea su'esu'e vevela-taai mai le faagaau i le oloa e masani ona mana'omia lua fa'avevela, lea fa'a'au fa'a'au i luma ma ina ua mae'a fa'avevela ma ta'avale le lautele o paipa i se fa'avevela muamua;gaosiga o le ta'avale malulu (toso) pe a mana'omia e le paipa le fa'aogaina o se fa'aluma fa'avaitaimi e fa'aumatia ai le mamafa o totoe;uamea mo nisi manaoga faapitoa, ina ia faʻaleleia ai le faʻaogaina o mea faʻainisinia o paipa uʻamea ma faʻaleleia le faʻatulagaina ma le faʻagasologa o le faʻatinoga, ae faʻapea foʻi lona togafitiga vevela.Faagaau masani (paipa) fa'avevela fa'aletonu fa'avevela le fa'avela, fa'ama'i, fa'apalapala, ta'e fa'avevela, fa'avevela, fa'amumu.

Fa'avevela pito i luma fa'apa'u, ma o lona fa'amoemoe o le fa'aleleia lea o le ductility;faaitiitia deformation tetee sila;saunia microstructure lelei o loʻo taʻavale.O lo'o iai le ogaumu fa'apa'au fa'aauaumu, ogaumu fa'a'avevela, ogaumu ta'avale fa'asaga ma le ogaumu pito i lalo o le ta'avale.Tuuina atu o le le lava o le paipa lautele ao lei reheating, lea e faamoemoe e faateleina le vevela o le paipa ma se toniga le lava ma faaleleia le ductility o le uamea, pulea lona microstructure, faia tulaga lelei mo le sizing paipa tina ma faamautinoa le meatotino masini o le uamea.Tulaga masani reheating ogaumu ogaumu laa, ogaumu afi reheating faifai pea, o le ogaumu ogaumu oblique, inductive reheating ogaumu.Cold-rolled (toso) reheating fa'ama'a'a e fa'ato'a fa'aitiitia, fa'aitiitia le fa'aleagaina.O le ogaumu annealing masani e masani ona faʻaaogaina i le ogaumu reheating, ogaumu pito i lalo taavale, ogaumu afi taʻavale faifai pea.I le gaosiga o paipa uʻamea e leai se mea, o le ogaumu annular ma le ogaumu reheating o loʻo sili ona faʻaaogaina;o loʻo faʻatupuina foi le ogaumu eletise eletise;ogaumu fa'avevela fa'afefe ona o le lelei e le maualuga, galue malosi ma e masani ona fa'aumatia.O le ogaumu afi taʻavale faifai pea e masani ona faʻaaogaina i le malulu-taai (toso) le vevela togafitiga o le sila;ogaumu pito i lalo taavale talafeagai mo vaega laiti, vevela taimi togafitiga e umi faavevela ma insulation mafiafia-pa puipui uʻamea paipa uʻamea;kasa puipuia faaauau pea o le ogaumu afi taʻavale e masani lava ona faʻaaogaina i luga o le uamea e manaʻomia ai le vevela togafitiga ma le malulu maeʻa ua maeʻa e aunoa ma le faʻamaʻiina (toso) i le taimi o le faʻaogaina o le pickling.